(2-Hydroxyethyl)trimethylammonium iodide p-bromomethylbenzoate 54399-04-1 AMMONIUM, (2-HYDROXYETHYL)TRIMETHYL-, IODIDE, p-BROMOMETHYLBENZOATE Ethanaminium, 2-((4-(bromomethyl)benzoyl)oxy)-N,N,N-trimethyl-, iodide Ethanaminium, 2-((4-(bromomethyl)benzoyl)oxy)-N,N,N-trimethyl-, iodide (9CI) NSC 176032 p-Bromomethylbenzoyl choline iodide p-Bromomethylbenzoylcholine iodide